| / English Dictionary |
SIDEREAL DAY
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
The time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day
Synonyms:
day; sidereal day
Classified under:
Nouns denoting time and temporal relations
Hypernyms ("sidereal day" is a kind of...):
time unit; unit of time (a unit for measuring time periods)
sidereal time (measured by the diurnal motion of stars)
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